HEIDENHAIN iTNC 530 Service Manual page 124

X51 to X62: Pin layout:
PWM output
Ribbon cable connector 20-pin
1a
1b
2a
2b
3a
3b
4a
4b
5a
5b
6a
6b
7a
7b
8a
8b
9a
9b
10a
10b
X69:
NC supply voltage
Ribbon
and control signals
connector,
50-line
1a to 5b
6a to 7b
8a
8b
9a
9b
10a
10b
11a
11b
12a
12b
13a
13b
14a
14b
15a
15b
16a
7 – 122
Assignment
PWM U1
0 V U1
PWM U2
0 V U2
PWM U3
0 V U3
SH2
0 V (–SH2)
SH1B
0 V (SH1B)
+Iactl 1
–Iactl 1
0 V (analog)
+Iactl 2
–Iactl 2
0 V (analog)
Do not assign
Do not assign
Temp. warning
Ready
Assignment Ribbon
connector,
50-line
+5 V 16b
+12 V 17a
+5 V (low-voltage 17b
separation)
0 V (low-voltage 18a
separation)
+15 V 18b
-15 V 19a
UZAN 19b
0 V 20a
IZAN 20b
0 V 21a
RES.PS 21b
0 V 22a
PF.PS.ZK 22b
GND 23a
ERR.UZ.GR 23b
GND 24a
ERR.IZ.GR 24b
GND 25a
ERR.TMP 25b
Assignment
GND
RDY.PS
GND
ERR.ILEAK
GND
PF.PS.AC (only
UV 120, UV 140,
UV 150, UR 2xx)
GND
Do not assign
GND
Do not assign
GND
Do not assign
GND
Reserved (SDA)
GND
Reserved (SLC)
GND
RES.LE
GND
HEIDENHAIN Service Manual iTNC 530